Monomethyl carbonate
- Formula: C2H4O3
- Molecular weight: 76.0514
- IUPAC Standard InChI: InChI=1S/C2H4O3/c1-5-2(3)4/h1H3,(H,3,4)/p-1
- IUPAC Standard InChIKey: CXHHBNMLPJOKQD-UHFFFAOYSA-M
- CAS Registry Number: 7456-87-3
- Chemical structure:
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Gas phase thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -607. ± 3. | kJ/mol | Eqk | Hemmaplardh and King, 1972 |
Condensed phase thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -650.6 ± 5.0 | kJ/mol | Kin | Behrendt and Gattow, 1973 |
Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 18.2 ± 1.6 | 220. | Behrendt and Gattow, 1973 | Based on data from 204. - 237. K. |
Reaction thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
=
+
By formula: C2H4O3 = CO2 + CH4O
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 18. ± 2. | kJ/mol | Kin | Behrendt and Gattow, 1973 | solid phase |
| ΔrH° | 13. ± 4. | kJ/mol | Eqk | Hemmaplardh and King, 1972 | gas phase |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, NIST Free Links, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hemmaplardh and King, 1972
Hemmaplardh, B.; King, A.D., Jr.,
Solubility of methanol in compressed nitrogen, argon, methane, ethylene, ethane, carbon dioxide, and nitrous oxide. Evidence for association of carbon dioxide with methanol in the gas phase,
J. Phys. Chem., 1972, 76, 2170-2175. [all data]
Behrendt and Gattow, 1973
Behrendt, W.; Gattow, G.,
Uber Chalkogenolates. LXII. Untersuchungen uber Halbester der Kohlensaure 2. Darstellung und Eigenschaften der Monomethylkohlensaure,
Z. Anorg. Allg. Chem., 1973, 398, 198-206. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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